Move HACS validation to release publish.

.github/workflows/build.yml

@@ -22,7 +22,3 @@ jobs:
         run: |
           npm install
           npm run build
-      - name: HACS validation
-        uses: "hacs/action@21.2.2"
-        with:
-          category: "plugin"

.github/workflows/release.yml

@@ -28,3 +28,8 @@ jobs:
           asset_name: frigate-hass-card.js
           tag: ${{ github.ref }}
           overwrite: true
+
+      - name: HACS release validation
+        uses: "hacs/action@21.2.2"
+        with:
+          category: "plugin"